BoilerFaultCodes.com

Baxi Solo Fault Codes

Regular Natural GasLPG 9-30 kW 1990s-2010s Discontinued
GC Numbers: 41-075-0141-075-0241-075-0341-075-0441-075-0541-075-1541-075-1641-075-1841-075-1941-077-4441-077-4541-077-4641-077-4741-077-4841-077-4941-077-3841-077-3941-077-4041-077-4141-077-4241-077-43

Replaced by: Baxi 400 Heat

This boiler uses LED flash patterns

Count the flashes in one repeating group before the pause. That number is your fault code. Do not reset until you have noted it. How to read fault codes →

Most common fault codes

FLASH FLASH ON
Your boiler's fan is failing to start or run correctly, which means the system cannot safely clear waste gases and will not fire up for your heating.
Gas Safe engineer required · £180-350
FLASH OFF FLASH
Your boiler is not receiving enough electrical power from the main supply to operate safely.
Gas Safe engineer required · £100-350
FLASH OFF ON
Your boiler has shut down because it has become too hot and needs to be safely reset after cooling down.
May be DIY safe · £100-280

All 12 fault codes

Code Severity Plain English
FLASH FLASH ON High Your boiler's fan is failing to start or run correctly, which means the system cannot safely clear waste gases and will not fire up for your heating.
FLASH OFF FLASH High Your boiler is not receiving enough electrical power from the main supply to operate safely.
FLASH OFF ON High Your boiler has shut down because it has become too hot and needs to be safely reset after cooling down.
FLASH ON FLASH High Your boiler's electronic control board has developed a fault, meaning the internal computer can no longer safely operate the heating system.
FLASH ON ON High Your boiler's internal computer has developed an electrical fault and is unable to control the heating process.
OFF OFF OFF High Your boiler is not receiving any electricity and has completely powered down.
ON FLASH FLASH High Your boiler has detected that water is not moving through the system properly or there isn't enough water inside the unit to safely heat up.
ON FLASH ON High Your boiler has detected a problem with its internal temperature sensor and has stopped working as a safety precaution.
ON OFF FLASH High Your boiler has detected that the electrical wiring coming into the unit is connected the wrong way around, causing it to shut down for safety.
ON OFF ON High Your boiler has tried to start up several times but failed to light the flame, causing it to shut down for safety.
ON ON FLASH High Your boiler's internal computer has developed a fault and can no longer control the heating process safely.
ON ON ON High Your boiler has detected an internal electrical communication problem between its main control components.

Baxi Solo is discontinued — time for a new one?

Parts for discontinued models can be hard to find and expensive. A new A-rated boiler could save you money on both repairs and energy bills.

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